Despite some emotional heavy-handedness, rushed character development, a handful of terrible lines of dialogue, and a little too much Foreign Policy 101, “Sticky Wicket” is a decent episode of television. It follows through on narrative and emotional beats brewing throughout the season, there are some mildly funny moments, and it’s an episode with plenty of action to boot. Plus, it features some halfway genuine introspection into the motives of at least one of its major characters,...